I get a decidedly odd (or, at least, unexpected by me) result from this, based on the example on the contextgarden page for definestartstop:
\starttext \defineblank[ExtractDistance][3pt] \definestartstop[Extract][ style=slanted, before={\blank[ExtractDistance] \setupnarrower[left=2in,right=1in] \startnarrower[left,right] \noindent}, after={\stopnarrower \blank[ExtractDistance] \indenting[next]}] %Now the following commands are available: \startExtract and \stopExtract \starttext The extract from Knuth \startExtract \input knuth \stopExtract \stoptext But now, blockquote is altered: \startblockquote \input lorem \stopblockquote But not narrower itself: \startnarrower \input lorem \stopnarrower \stoptext ___________________________________________________________________________________ If your question is of interest to others as well, please add an entry to the Wiki! maillist : ntg-context@ntg.nl / https://www.ntg.nl/mailman/listinfo/ntg-context webpage : https://www.pragma-ade.nl / http://context.aanhet.net archive : https://bitbucket.org/phg/context-mirror/commits/ wiki : https://contextgarden.net ___________________________________________________________________________________